METEOROLOGY AND HYDROLOGY INSTITUTE REPORTS

Ulaanbaatar, Mongolia /MONTSAME/ According the Institute of Meteorology and Hydrology, a maximum precipitation was registered in Choibalsan soum (24.9 mm) of Dornod aimag in November, 2011. Khanbogd soum of Omnogobi aimag had the highest air temperature with plus 13.1°C, while Zavkhan aimag's Tosontsengel soum had the lowest air temperature--minus 36.4°C. Wind speed reached 18 m/sec in Gobi-Altai aimag's Tsogt soum. Daily average concentration of nitrogen dioxide exceeded 30 times around the 13th micro district of Ulaanbaatar city, 28 times around the West crossroad, 23 times around Kharkhorin market, 22 times around the Misheel-Expo center and the 32nd Circle, 16 times around the 1st district and five times around the Palace of Officers. Daily average concentration of sulphur dioxide exceeded 28 times around the 13th micro district and the 32nd Circle, 26 times around the West crossroad, 22 times around the Misheel-Expo center, 18 times around the Palace of Officers, 17 times around the 1st district and 14 times around Kharkhorin market. Particulate matter less than 10 micrograms exceeded 26 times around the 32nd Circle, 21 times around the 13th micro district, 15 times around the West crossroad and the Misheel-Expo center and nine times around Kharkhorin market. Particulate matter less than 2.5 micrograms exceeded 26 times around the West crossroad and 24 times around the 13th micro district from the maximum allowable concentration of air quality standard in November, 2011. B.Khuder